package cn.crc.webpay;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.AlipayConfig;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.domain.AlipayTradePrecreateModel;
import com.alipay.api.domain.BusinessParams;
import com.alipay.api.domain.ExtendParams;
import com.alipay.api.domain.GoodsDetail;
import com.alipay.api.request.AlipayTradePrecreateRequest;
import com.alipay.api.response.AlipayTradePrecreateResponse;

import java.util.ArrayList;
import java.util.List;

public class AlipayTradePrecreate {

    public static void main(String[] args) throws AlipayApiException {
        // 初始化SDK
        AlipayClient alipayClient = new DefaultAlipayClient(getAlipayConfig());

        // 构造请求参数以调用接口
        AlipayTradePrecreateRequest request = new AlipayTradePrecreateRequest();
        AlipayTradePrecreateModel model = new AlipayTradePrecreateModel();

        // 设置商户订单号
        model.setOutTradeNo("20150320010101001");

        // 设置订单总金额
        model.setTotalAmount("88.88");

        // 设置订单标题
        model.setSubject("Iphone6 16G");

        // 设置产品码
        model.setProductCode("QR_CODE_OFFLINE");

        // 设置卖家支付宝用户ID
        model.setSellerId("2088102146225135");

        // 设置订单附加信息
        model.setBody("Iphone6 16G");

        // 设置订单包含的商品列表信息
        List<GoodsDetail> goodsDetail = new ArrayList<GoodsDetail>();
        GoodsDetail goodsDetail0 = new GoodsDetail();
        goodsDetail0.setGoodsName("ipad");
        goodsDetail0.setQuantity(1L);
        goodsDetail0.setPrice("2000");
        goodsDetail0.setGoodsId("apple-01");
        goodsDetail0.setGoodsCategory("34543238");
        goodsDetail0.setCategoriesTree("124868003|126232002|126252004");
        goodsDetail0.setShowUrl("http://www.alipay.com/xxx.jpg");
        goodsDetail.add(goodsDetail0);
        model.setGoodsDetail(goodsDetail);

        // 设置业务扩展参数
        ExtendParams extendParams = new ExtendParams();
        extendParams.setSysServiceProviderId("2088511833207846");
        model.setExtendParams(extendParams);

        // 设置商户传入业务信息
        BusinessParams businessParams = new BusinessParams();
        businessParams.setMcCreateTradeIp("127.0.0.1");
        model.setBusinessParams(businessParams);

        // 设置可打折金额
        model.setDiscountableAmount("80.00");

        // 设置商户门店编号
        model.setStoreId("NJ_001");

        // 设置商户操作员编号
        model.setOperatorId("yx_001");

        // 设置商户机具终端编号
        model.setTerminalId("NJ_T_001");

        // 设置商户的原始订单号
        model.setMerchantOrderNo("20161008001");

        request.setBizModel(model);
        // 第三方代调用模式下请设置app_auth_token
        // request.putOtherTextParam("app_auth_token", "<-- 请填写应用授权令牌 -->");

        AlipayTradePrecreateResponse response = alipayClient.execute(request);
        System.out.println(response.getBody());

        if (response.isSuccess()) {
            System.out.println("调用成功");
        } else {
            System.out.println("调用失败");
            // sdk版本是"4.38.0.ALL"及以上,可以参考下面的示例获取诊断链接
            // String diagnosisUrl = DiagnosisUtils.getDiagnosisUrl(response);
            // System.out.println(diagnosisUrl);
        }
    }

    private static AlipayConfig getAlipayConfig() {
        String privateKey  = "<-- 请填写您的应用私钥，例如：MIIEvQIBADANB ... ... -->";
        String alipayPublicKey = "<-- 请填写您的支付宝公钥，例如：MIIBIjANBg... -->";
        AlipayConfig alipayConfig = new AlipayConfig();
        alipayConfig.setServerUrl("https://openapi.alipay.com/gateway.do");
        alipayConfig.setAppId("<-- 请填写您的AppId，例如：2019091767145019 -->");
        alipayConfig.setPrivateKey(privateKey);
        alipayConfig.setFormat("json");
        alipayConfig.setAlipayPublicKey(alipayPublicKey);
        alipayConfig.setCharset("UTF-8");
        alipayConfig.setSignType("RSA2");
        return alipayConfig;
    }

}
